Table 2.

Grid search technique parameters.

Hyperparameters tuned	Min value	Max value	Increments	Length
Decision Tree – complexity	0.001	0.1	0.01	10
Decision Tree – number of observations chosen when splitting a node	60	100	10	5
Decision Tree – depth parameter	6	10	1	5
Random Forest – number of explanatory variables considered at each split	2	6	1	5
Random Forest – number of Trees that need to be grown	50	100	10	6